20199071193

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2213}}^1\times {\mathrm{10601}}^1$

素因数の和:12865

約数の個数: 32

約数和(自身を含む): 31547480832

約数和(自身を除く): 11348409639

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2213, 6639, 10601, 15491, 31803, 46473, 74207, 90733, 222621, 272199, 434641, 635131, 1303923, 1905393, 3042487, 9127461, 23460013, 70380039, 164220091, 492660273, 961860533, 2885581599, 6733023731, 20199071193]

約数ペア:

[(1, 20199071193), (3, 6733023731), (7, 2885581599), (21, 961860533), (41, 492660273), (123, 164220091), (287, 70380039), (861, 23460013), (2213, 9127461), (6639, 3042487), (10601, 1905393), (15491, 1303923), (31803, 635131), (46473, 434641), (74207, 272199), (90733, 222621)]